2⁴ × 5² × 11 × 89

Prime Factor Structure

Factorization String 2^4 × 5^2 × 11 × 89

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 60

Divisor Sum (σ) 1,037,880

Proper Divisor Sum 646,280

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #391579 ← → #391613

1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 89 100 110 176 178 200 220 275 356 400 440 445 550 712 880 890 979 1,100 1,424 1,780 1,958 2,200 2,225 3,560 3,916 4,400 4,450 4,895 7,120 7,832 8,900 9,790 15,664 17,800 19,580 24,475 35,600 39,160 48,950 78,320 97,900 195,800 391,600

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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